Pelviureteric junction obstruction (PUJ)
Presentation
Lumbar ache. X-ray of the lumbar spine demonstrated left-sided calcification. Renal?
Patient Data
Age: 50 years
Gender: Male
From the case:
Pelviureteric junction obstruction (PUJ)
CT
Loading images...

Axial non-contrast
Non-contrast CT demonstrates a pelviureteric junction obstruction (PUJ) (aka UPJ obstruction) on the left with a large calculus within the dilated renal pelvis.
Case Discussion
Case courtesy of Bob Cook, MD. Western Memorial Regional Hospital Corner Brook, Newfoundland.